Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices. 1 0 0 0 1 0 0 0 1 1 -4 0 1 1 -8 9 1 -6 6 1 1 00 0 1 0 0 4 0 16 6 0 1 1 0 0 0

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
Problem 9AEXP
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Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices.
1 0 0
0 1 0
0 0 1
1 -4 0
1
1 -8 9
1 -6 6
1
1 00
0 1 0
0 4 0
16 6
0 1 1
0 0 0
Transcribed Image Text:Which of the following 3 x 3 matrices are in row-echelon form? Note: Mark all of your choices. 1 0 0 0 1 0 0 0 1 1 -4 0 1 1 -8 9 1 -6 6 1 1 00 0 1 0 0 4 0 16 6 0 1 1 0 0 0
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